We've just spotted this very interesting teaser video of a Mercedes-based project on the Youtube channel of wheel manufacturer Vossen. his is clearly about the AMG version of the CLS four-door coupe, but what's interesting is that tuners RENNtech are also in on the project.

Right now, all we know of the project is that it involves a set of VVS-CV3 concave wheels from Vossen. These are sized 20x9 up front and 20x10.5 at the back. The full reveal will actually take place on the 16th of December... [...]

Source: autoevolution